Mag. 4.5 earthquake - South Pacific Ocean, 65 km northwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Thursday, 17 September 2015 at 21:13 (GMT)
This quake was likely an aftershock of the 7.8 quake Choapa, 36 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, 16 September 2015 22:54 GMT, which had occurred 22 hours earlier.
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Light magnitude 4.5 earthquake at 40 km depth
17 Sep 22:18 UTC: First to report: GUG (U. Chile) after 1 hour and 5 minutes.
Magnitude: 4.5
Depth: 40.2 km
Epicenter latitude / longitude: 31.35°S / 71.767°W
(South Pacific Ocean, Chile)Nearby towns and cities:
65 km (40 mi) WNW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
90 km (56 mi) WNW of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
99 km (62 mi) SSW of Ovalle (pop: 77,100) --> See nearby quakes!
133 km (82 mi) NNW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
161 km (100 mi) SSW of Coquimbo (pop: 161,300) --> See nearby quakes!
168 km (105 mi) SSW of La Serena (pop: 154,500) --> See nearby quakes!
187 km (116 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
188 km (117 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
257 km (160 mi) NNW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
275 km (171 mi) NNW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Magnitude | Depth | Location | Source |
| M 4.5 | 40 km | 30 km al O de Canela Baja | GUG (U. Chile) |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Earlier earthquakes in the same area
Mag. 4.5 earthquake - South Pacific Ocean, 65 km northwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Thursday, 17 September 2015 at 21:13 (GMT)
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